```datacoretsx // Declare types for entry and column properties type Entry = { $ctime?: Date; $name?: string; $frontmatter?: { [key: string]: { value: string } }; }; type ColumnProperties = { [key: string]: string; }; // Define column properties const initialPath: string = "COOKBOOK/RECIPES/ALL"; // Master controller for column properties const MASTER_COLUMN_CONTROLLER = { defineColumns: (props: ColumnProperties) => props, getFallbackValue: () => "Unknown", getNoDataFallback: () => "No Data", }; // Define the dynamic column properties const DYNAMIC_COLUMN_PROPERTIES = MASTER_COLUMN_CONTROLLER.defineColumns({ Recipes: "name.obsidian", Source: "source", Genre: "genre", Tags: "tags", Ingredients: "ingredients", "Creation Date": "ctime.obsidian", }); // Retrieve properties with fallback function getProperty(entry: Entry, property: string): string { if (property.endsWith(".obsidian")) { const cleanProp = property.replace(".obsidian", ""); switch (cleanProp) { case "ctime": // Check if $ctime exists and is a valid Date or string if (entry.$ctime) { const ctimeDate = new Date(entry.$ctime); // Check if the Date is valid if (!isNaN(ctimeDate.getTime())) { return ctimeDate.toISOString().split("T")[0]; // Convert to ISO date } } return MASTER_COLUMN_CONTROLLER.getFallbackValue(); case "name": return entry.$name || "Unnamed"; default: return MASTER_COLUMN_CONTROLLER.getNoDataFallback(); } } if (entry.$frontmatter?.hasOwnProperty(property)) { const field = entry.$frontmatter[property]; return field?.value ? field.value.toString() : "Unknown"; } return MASTER_COLUMN_CONTROLLER.getNoDataFallback(); } // Draggable link component function DraggableLink({ title }: { title: string }): JSX.Element { const handleDrag = (e: React.DragEvent) => e.dataTransfer.setData("text/plain", `[[${title}]]`); return ( <a href={title} draggable onDragStart={handleDrag}> {title} </a> ); } // Debounce function for search inputs function debounce<T extends (...args: any[]) => void>(func: T, delay: number): T { let timeout: NodeJS.Timeout; return function (...args: Parameters<T>) { clearTimeout(timeout); timeout = setTimeout(() => func.apply(this, args), delay); } as T; } // Column manager and sorting function ColumnManager({ columns, setColumnsToShow, sortColumn, setSortColumn, sortOrder, setSortOrder, }: { columns: string[]; setColumnsToShow: (columns: string[]) => void; sortColumn: string; setSortColumn: (column: string) => void; sortOrder: string; setSortOrder: (order: string) => void; }) { return ( <div> <label>Columns:</label> <dc.Dropdown multiple options={Object.keys(DYNAMIC_COLUMN_PROPERTIES)} selected={columns} onChange={setColumnsToShow} /> <label>Sort Column:</label> <dc.Dropdown options={Object.keys(DYNAMIC_COLUMN_PROPERTIES)} selected={sortColumn} onChange={setSortColumn} /> <label>Sort Order:</label> <dc.Dropdown options={["asc", "desc"]} selected={sortOrder} onChange={setSortOrder} /> </div> ); } // Generate dynamic columns const COLUMNS = Object.keys(DYNAMIC_COLUMN_PROPERTIES).map((id) => ({ id, value: (entry: Entry) => id === "Recipes" ? ( <DraggableLink title={getProperty(entry, DYNAMIC_COLUMN_PROPERTIES[id])} /> ) : ( getProperty(entry, DYNAMIC_COLUMN_PROPERTIES[id]) ), })); // Main View component with TypeScript function View(): JSX.Element { const [nameFilter, setNameFilter] = dc.useState<string>(""); const [queryPath, setQueryPath] = dc.useState<string>(initialPath); const [groupBy, setGroupBy] = dc.useState<string>("Genre"); const [columnsToShow, setColumnsToShow] = dc.useState<string[]>( COLUMNS.map((c) => c.id) ); const [sortColumn, setSortColumn] = dc.useState<string>("Recipes"); const [sortOrder, setSortOrder] = dc.useState<string>("asc"); const [loading, setLoading] = dc.useState<boolean>(true); // Debounced search handling const handleSearch = debounce((value: string) => setNameFilter(value), 300); // Use memoization for improved performance const qdata = dc.useQuery(`@page and path("${queryPath}")`); // Filter data const filteredData = dc.useMemo( () => qdata.filter((entry: Entry) => getProperty(entry, "name.obsidian").toLowerCase().includes(nameFilter.toLowerCase()) ), [qdata, nameFilter] ); // Sort data const sortedData = dc.useMemo( () => filteredData.sort((a: Entry, b: Entry) => { const aValue = getProperty(a, DYNAMIC_COLUMN_PROPERTIES[sortColumn]); const bValue = getProperty(b, DYNAMIC_COLUMN_PROPERTIES[sortColumn]); return sortOrder === "asc" ? aValue.localeCompare(bValue, undefined, { numeric: true }) : bValue.localeCompare(aValue, undefined, { numeric: true }); }), [filteredData, sortColumn, sortOrder] ); // Group data const grouped = dc.useMemo( () => dc.useArray(sortedData, (array: Entry[]) => array .groupBy((x: Entry) => getProperty(x, DYNAMIC_COLUMN_PROPERTIES[groupBy])) .sort((x: { key: string }) => x.key) ), [sortedData, groupBy] ); // Load stored column preferences dc.useEffect(() => { const savedColumns = localStorage.getItem("columnsToShow"); if (savedColumns) setColumnsToShow(JSON.parse(savedColumns)); }, []); // Save column preferences on change dc.useEffect(() => { localStorage.setItem("columnsToShow", JSON.stringify(columnsToShow)); }, [columnsToShow]); // Loading effect simulation dc.useEffect(() => { setLoading(true); const timer = setTimeout(() => setLoading(false), 1000); return () => clearTimeout(timer); }, [queryPath]); if (loading) { return <div>Loading...</div>; } if (!sortedData.length) { return <div>No recipes found. Try adjusting your filters or search criteria.</div>; } return ( <dc.Stack> <ColumnManager columns={columnsToShow} setColumnsToShow={setColumnsToShow} sortColumn={sortColumn} setSortColumn={setSortColumn} sortOrder={sortOrder} setSortOrder={setSortOrder} /> <dc.Group> <dc.Textbox type="search" placeholder="Filter recipes..." value={nameFilter} onChange={(e) => handleSearch(e.target.value)} /> <dc.Textbox value={queryPath} placeholder="Enter path..." onChange={(e) => setQueryPath(e.target.value)} /> <dc.Dropdown options={Object.keys(DYNAMIC_COLUMN_PROPERTIES)} selected={groupBy} onChange={setGroupBy} /> </dc.Group> <dc.VanillaTable groupings={{ render: (label: string, rows: Entry[]) => ( <h2>{label || "Uncategorized"}</h2> ), }} columns={COLUMNS.filter((c) => columnsToShow.includes(c.id))} rows={grouped} paging={8} /> </dc.Stack> ); } return View; ``` CODE ```tsx // Declare types for entry and column properties type Entry = { $ctime?: Date; $name?: string; $frontmatter?: { [key: string]: { value: string } }; }; type ColumnProperties = { [key: string]: string; }; // Define column properties const initialPath: string = "COOKBOOK/RECIPES/ALL"; // Master controller for column properties const MASTER_COLUMN_CONTROLLER = { defineColumns: (props: ColumnProperties) => props, getFallbackValue: () => "Unknown", getNoDataFallback: () => "No Data", }; // Define the dynamic column properties const DYNAMIC_COLUMN_PROPERTIES = MASTER_COLUMN_CONTROLLER.defineColumns({ Recipes: "name.obsidian", Source: "source", Genre: "genre", Tags: "tags", Ingredients: "ingredients", "Creation Date": "ctime.obsidian", }); // Retrieve properties with fallback function getProperty(entry: Entry, property: string): string { if (property.endsWith(".obsidian")) { const cleanProp = property.replace(".obsidian", ""); switch (cleanProp) { case "ctime": // Check if $ctime exists and is a valid Date or string if (entry.$ctime) { const ctimeDate = new Date(entry.$ctime); // Check if the Date is valid if (!isNaN(ctimeDate.getTime())) { return ctimeDate.toISOString().split("T")[0]; // Convert to ISO date } } return MASTER_COLUMN_CONTROLLER.getFallbackValue(); case "name": return entry.$name || "Unnamed"; default: return MASTER_COLUMN_CONTROLLER.getNoDataFallback(); } } if (entry.$frontmatter?.hasOwnProperty(property)) { const field = entry.$frontmatter[property]; return field?.value ? field.value.toString() : "Unknown"; } return MASTER_COLUMN_CONTROLLER.getNoDataFallback(); } // Draggable link component function DraggableLink({ title }: { title: string }): JSX.Element { const handleDrag = (e: React.DragEvent) => e.dataTransfer.setData("text/plain", `[[${title}]]`); return ( <a href={title} draggable onDragStart={handleDrag}> {title} </a> ); } // Debounce function for search inputs function debounce<T extends (...args: any[]) => void>(func: T, delay: number): T { let timeout: NodeJS.Timeout; return function (...args: Parameters<T>) { clearTimeout(timeout); timeout = setTimeout(() => func.apply(this, args), delay); } as T; } // Column manager and sorting function ColumnManager({ columns, setColumnsToShow, sortColumn, setSortColumn, sortOrder, setSortOrder, }: { columns: string[]; setColumnsToShow: (columns: string[]) => void; sortColumn: string; setSortColumn: (column: string) => void; sortOrder: string; setSortOrder: (order: string) => void; }) { return ( <div> <label>Columns:</label> <dc.Dropdown multiple options={Object.keys(DYNAMIC_COLUMN_PROPERTIES)} selected={columns} onChange={setColumnsToShow} /> <label>Sort Column:</label> <dc.Dropdown options={Object.keys(DYNAMIC_COLUMN_PROPERTIES)} selected={sortColumn} onChange={setSortColumn} /> <label>Sort Order:</label> <dc.Dropdown options={["asc", "desc"]} selected={sortOrder} onChange={setSortOrder} /> </div> ); } // Generate dynamic columns const COLUMNS = Object.keys(DYNAMIC_COLUMN_PROPERTIES).map((id) => ({ id, value: (entry: Entry) => id === "Recipes" ? ( <DraggableLink title={getProperty(entry, DYNAMIC_COLUMN_PROPERTIES[id])} /> ) : ( getProperty(entry, DYNAMIC_COLUMN_PROPERTIES[id]) ), })); // Main View component with TypeScript function View(): JSX.Element { const [nameFilter, setNameFilter] = dc.useState<string>(""); const [queryPath, setQueryPath] = dc.useState<string>(initialPath); const [groupBy, setGroupBy] = dc.useState<string>("Genre"); const [columnsToShow, setColumnsToShow] = dc.useState<string[]>( COLUMNS.map((c) => c.id) ); const [sortColumn, setSortColumn] = dc.useState<string>("Recipes"); const [sortOrder, setSortOrder] = dc.useState<string>("asc"); const [loading, setLoading] = dc.useState<boolean>(true); // Debounced search handling const handleSearch = debounce((value: string) => setNameFilter(value), 300); // Use memoization for improved performance const qdata = dc.useQuery(`@page and path("${queryPath}")`); // Filter data const filteredData = dc.useMemo( () => qdata.filter((entry: Entry) => getProperty(entry, "name.obsidian").toLowerCase().includes(nameFilter.toLowerCase()) ), [qdata, nameFilter] ); // Sort data const sortedData = dc.useMemo( () => filteredData.sort((a: Entry, b: Entry) => { const aValue = getProperty(a, DYNAMIC_COLUMN_PROPERTIES[sortColumn]); const bValue = getProperty(b, DYNAMIC_COLUMN_PROPERTIES[sortColumn]); return sortOrder === "asc" ? aValue.localeCompare(bValue, undefined, { numeric: true }) : bValue.localeCompare(aValue, undefined, { numeric: true }); }), [filteredData, sortColumn, sortOrder] ); // Group data const grouped = dc.useMemo( () => dc.useArray(sortedData, (array: Entry[]) => array .groupBy((x: Entry) => getProperty(x, DYNAMIC_COLUMN_PROPERTIES[groupBy])) .sort((x: { key: string }) => x.key) ), [sortedData, groupBy] ); // Load stored column preferences dc.useEffect(() => { const savedColumns = localStorage.getItem("columnsToShow"); if (savedColumns) setColumnsToShow(JSON.parse(savedColumns)); }, []); // Save column preferences on change dc.useEffect(() => { localStorage.setItem("columnsToShow", JSON.stringify(columnsToShow)); }, [columnsToShow]); // Loading effect simulation dc.useEffect(() => { setLoading(true); const timer = setTimeout(() => setLoading(false), 1000); return () => clearTimeout(timer); }, [queryPath]); if (loading) { return <div>Loading...</div>; } if (!sortedData.length) { return <div>No recipes found. Try adjusting your filters or search criteria.</div>; } return ( <dc.Stack> <ColumnManager columns={columnsToShow} setColumnsToShow={setColumnsToShow} sortColumn={sortColumn} setSortColumn={setSortColumn} sortOrder={sortOrder} setSortOrder={setSortOrder} /> <dc.Group> <dc.Textbox type="search" placeholder="Filter recipes..." value={nameFilter} onChange={(e) => handleSearch(e.target.value)} /> <dc.Textbox value={queryPath} placeholder="Enter path..." onChange={(e) => setQueryPath(e.target.value)} /> <dc.Dropdown options={Object.keys(DYNAMIC_COLUMN_PROPERTIES)} selected={groupBy} onChange={setGroupBy} /> </dc.Group> <dc.VanillaTable groupings={{ render: (label: string, rows: Entry[]) => ( <h2>{label || "Uncategorized"}</h2> ), }} columns={COLUMNS.filter((c) => columnsToShow.includes(c.id))} rows={grouped} paging={8} /> </dc.Stack> ); } return View; ```